Home / 30,685,177.69-47,641,515.19

Finding the Third Proportional to 30,685,177.69 and 47,641,515.19

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Solution

The third proportional to 30,685,177.69 and 47,641,515.19 is: 73,967,763.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    30,685,177.69 : 47,641,515.19 = 47,641,515.19 : x
  2. Step 2: Convert to fraction form
    30,685,177.69/47,641,515.19 = 47,641,515.19/x
  3. Step 3: Cross multiply
    30,685,177.69x = 47,641,515.19 × 47,641,515.19
  4. Step 4: Simplify right side
    30,685,177.69x = 2,269,713,969,360,793
  5. Step 5: Solve for x
    x = 2,269,713,969,360,793/30,685,177.69
  6. Step 6: Final answer
    x = 73,967,763.60

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Why These Related Problems?

These problems maintain the same ratio (1.55) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.